In 'Whose Diary Is It Anyway?', players step into the eccentric world of Felicity Sparks, an amateur detective with a knack for stumbling into absurd situations. After discovering a mysterious diary at a local flea market, Felicity becomes embroiled in a zany caper as she navigates through wild characters, each with their own peculiar stories. As she deciphers clues, the player must use their wit to choose dialogue options and make decisions, leading to a variety of spectacularly unpredictable outcomes. Each character has their motivations, and it’s a hilarious race against time to unravel the diary's secrets before the clock strikes midnight.